Right, that's something I was wondering when Boom was announced a few years back [1]. Will radiation be even worse for the crew if the plane body is made of car

Right, that's something I was wondering when Boom was announced a few years back [1]. Will radiation be even worse for the crew if the plane body is made of carbon-fiber vs thicker metal like the Concorde was? [1] https://news.ycombinator.com/item?id=12791122 https://news.ycombinator.com/item?id=12791122